RHINEBECK, NY - JULY 31: In this handout image provided by Genevieve de Manio, Chelsea Clinton (R) weds Marc Mezvinsky at the Astor Courts Estate on July 31, 2010 in Rhinebeck, New York. Chelsea Clinton, the daughter of former U.S. President Bill Clinton and Secretary of State Hillary Clinton, married Marc Mezvinsky today in an interfaith ceremony at the estate built by John Jacob Astor on the Hudson River about two hours north of New York City. (Photo by Genevieve de Manio via Getty Images)

RHINEBECK, NY - JULY 31:  In this handout image provided by Genevieve de Manio, Chelsea Clinton (R) weds Marc Mezvinsky at the Astor Courts Estate on July 31, 2010 in Rhinebeck, New York. Chelsea Clinton, the daughter of former U.S. President Bill Clinton and Secretary of State Hillary Clinton, married Marc Mezvinsky today in an interfaith ceremony at the estate built by John Jacob Astor on the Hudson River about two hours north of New York City.  (Photo by Genevieve de Manio via Getty Images)